MongoDB Basics
David Hows & Peter Membrey & Eelco Plugge
Java 9 Revealed: For Early Adoption and Migration
Kishori Sharan
Jenkins: The Definitive Guide
John Ferguson Smart
The Practice of Cloud System Administration: Designing and Operating ...
Thomas A. Limoncelli & Strata R. Chalup & Christina J. Hogan
The Practice of System Administration (2)
So long, and thanks for all the fish
Douglas Adams
The Hitchhiker's Guide to the Galaxy (4)
Mostly Harmless
The Hitchhiker's Guide to the Galaxy (5)